Kia Rio: Troubleshooting - Emission Control System - Kia Rio UB 2012-2025 Service ManualKia Rio: Troubleshooting

Symptom
Suspect area
Engine will not start or hard to start
Vapor hose damaged or disconnected
Engine struggles to start
Malfunction of the Purge Control Solenoid Valve
Rough idle or engine stalls
Vapor hose damaged or disconnected
Malfunction of the PCV valve
Rough idle
Malfunction of the Evaporative Emission Control System
Excessive oil consumption
Positive crankcase ventilation line clogged

Tightening Torques
Item kgf.m N.m lb-ft Positive crankcase ventilation valve installation 0.8 ~ 1.2 7.8 ~ 11.8 5.8 ~ 8.7 Canister installati ...

Schematic Diagram
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See also:

Input Speed Sensor Inspection
1. Check signal waveform of Input & output speed sensor using the GDS. Specification: Refer to "Signal Wave Form" section. ...

Brake Booster Vacuum Pressure Sensor: Inspection
1. Check installation status of BBVPS and Vacuum hose or damage of vacuum hose. 2. Connect GDS to DLC (Data Link Cable). ...

Heater & A/C Control Unit (MANUAL) Schematic Diagram
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